When the blood runs dry
Capt. Kellyanne Matsuoka, 455th Expeditionary Aircraft Maintenance Squadron operations officer, donates blood during an urgent need for blood donations, June 24, 2016, Bagram Airfield, Afghanistan. The Craig Joint-Theater Hospital called for all B type, pre-screened donors to come and donate during a shortage in an effort to save lives. (U.S. Air Force photo by Senior Airman Justyn M. Freeman)